diff --git a/Jenkinsfile b/Jenkinsfile
index 946a482..b6ac2b0 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -8,6 +8,7 @@ pipeline {
                     url: "https://git.wmi.amu.edu.pl/s495719/ium_495719.git",
                     branch: "main"
                 )
+                sh 'chmod 777 ./data_download.sh'
                 sh './data_processing.sh'
                 archiveArtifacts artifacts: './*'
             }